sin 2A equal to 2 sin a find a
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Sin 2A = 2Sin A Cos A
Hence ,
2Sin A Cos A = 2 Sin A
Cos A = 1
Cos 0 = 1
therefore A = 0.
Hence ,
2Sin A Cos A = 2 Sin A
Cos A = 1
Cos 0 = 1
therefore A = 0.
fertrable:
is this right ?
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